Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D693979 | Bucket clamp | Donald Gringer | 2013-11-19 |
| 8579114 | Packaging device | Donald Gringer | 2013-11-12 |
| D690068 | Bucket clamp | Donald Gringer | 2013-09-17 |
| D682065 | Utility knife | Donald Gringer | 2013-05-14 |
| 8307490 | Multifunction caulk tool | Donald Gringer, Howard Soled | 2012-11-13 |
| D660675 | Twin blade head for a knife | Donald Gringer | 2012-05-29 |
| 8087554 | Multifunction pouring spout with pivoting handle | Donald Gringer | 2012-01-03 |
| 7930830 | Scraper with sliding safety guard | Donald Gringer | 2011-04-26 |
| D634600 | Caulk tool | Donald Gringer, Howard Soled | 2011-03-22 |
| 7815494 | Sanding apparatus with molded elastomeric pad | Donald Gringer | 2010-10-19 |
| 7632174 | Sanding apparatus with molded elastomeric pad | Donald Gringer | 2009-12-15 |
| 7488242 | Sanding apparatus with molded elastomeric pad | Donald Gringer | 2009-02-10 |
| D575131 | Tool handle | — | 2008-08-19 |
| D572874 | Hook | Steven Moravsky | 2008-07-08 |
| 7346988 | Soft handle non-retractable utility knife with quick release latch and method for making same | Donald Gringer | 2008-03-25 |
| 7325313 | Utility knife with quick release housing | Donald Gringer | 2008-02-05 |
| 7226205 | Fluid mixing device | Donald Gringer, Howard Soled | 2007-06-05 |
| D537591 | Soft boot for glass scraper | Donald Gringer, Howard Soled | 2007-02-27 |
| 7150102 | Push-pull stripper-scraper | Donald Gringer | 2006-12-19 |
| 7134576 | Multifunction pouring spout and removable lid | Donald Gringer | 2006-11-14 |
| D529526 | Fluid mixer | Donald Gringer | 2006-10-03 |
| 7055407 | Soft handle non-retractable utility knife with quick release latch and method for making same | Donald Gringer | 2006-06-06 |
| D516263 | Soft boot for glass scraper | Donald Gringer, Howard Soled | 2006-02-28 |
| 6971788 | Fluid mixing device | Donald Gringer, Howard Soled | 2005-12-06 |
| 6832438 | Utility knife with quick release housing | Donald Gringer | 2004-12-21 |